Overview
- Dettwiler underwent multiple emergency operations, including removal of his injured spleen, and remains ventilated in intensive care in Kuala Lumpur, according to his team and doctors.
- The 20-year-old was struck from behind by world champion José Antonio Rueda on the sighting lap at Sepang, received roughly 45 minutes of on-track treatment, and was airlifted to hospital.
- His father said Dettwiler suffered several cardiac arrests and massive blood loss, with reports of an open femur fracture and internal injuries requiring further intervention.
- Rueda was conscious with a hand fracture and bruising and is being repatriated to Barcelona for treatment, team and medical officials said.
- Experts and former riders criticized the 2023 removal of the traditional Sunday warm-up, noting only a brief sighting lap remains for checks; rider Ángel Piqueras said he tried to warn others after seeing a slowing bike.